| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 81 | 2.757,82 | 34,05 | 1 |
| 2009 | 20 | 286,87 | 14,34 | 1 |
| 2010 | 12 | 408,92 | 34,08 | 1 |
| 2012 | 16 | 658,01 | 41,13 | 2 |
| 2013 | 22 | 1.386,58 | 63,03 | 3 |
| 2014 | 24 | 2.853,06 | 118,88 | 3 |
| 2015 | 31 | 2.950,77 | 95,19 | 3 |
| 2016 | 31 | 3.536,86 | 114,09 | 3 |
| 2017 | 30 | 1.725,02 | 57,50 | 3 |
| 2018 | 32 | 2.385,82 | 74,56 | 3 |
| 2019 | 36 | 2.199,46 | 61,10 | 4 |
| 2020 | 42 | 2.109,34 | 50,22 | 4 |
| 2021 | 33 | 1.521,03 | 46,09 | 5 |
| 2022 | 32 | 1.289,90 | 40,31 | 4 |
| 2023 | 34 | 1.166,79 | 34,32 | 3 |
| 2024 | 38 | 1.671,50 | 43,99 | 3 |
| totale | 514 | 28.907,75 | 56,24 | 46 |